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Mathematics Questions and Answers April 29, 2023

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tell me if you need help Question 18 (3 points) Solve for x: 8 (52x ) + 8 (5 ) = 6. Show all you work for full marks. Format BIU . .. A/ Add a File Record Audio Question 19 (4 points) Solve: log (35-z3) log (5-x) = 3. Show all your work for full marks! Format BIU . . . A/ Add a File Record Audio
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E. Analyze the following scatter plots by lling in the chart below. Scatter Plot Type of Strength of Outlies} Correlation '
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Municipal Bond Funds The Pioneer Investment Management Municipal High Income fund (MHI) and the BlackRock Advisors BlackRock Municipal fund (BKK) are tax-exempt municipal bond funds. Suppose that in a certain year, the Pioneer fund was expected to yield 6%, while the BlackRock fund was expected to yield 4%. You would like to invest a total of up
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Differential equations 4. (a) Find the inverse of the matrix A = 0 (b) Use the inverse you found from (a) to solve for x in the following equation Ax = b= 2
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Explain the steps on how to solve the problem. 29. The fuel efficiency F for a particular car is given by F(x) =-0.02 x2 + 1.56 x + 5.8 where x is the speed of the car in miles per hour (mph) and F(x) is the corresponding fuel efficiency in miles per gallon (mpg). (a) What is the fuel efficiency if the car's speed is 20 mph? (b) What speed will
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1. (4 pts) Which of these graphs represent a one-to-one function? Answer(s): __A,C__________ ( no explanation required .) (There may be more than one graph that qualifies.) (A) (B) (C) (D) 1. (4 pts) Which of these graphs represent a one-to-one function? Answer(s): _A (no explanation required.) (There may be more than one graph that qualifies.)
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(7) As in Problem (1.5.8), suppose you invest $2,500 in a fund earning 10% sim- ple interest. Further suppose that you have the option at any time of closing this account and opening an account earning compound interest at an annual effective interest rate of 7%. At what instant should you do so in order to maximize your accumulation at the end of
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Suppose that a certain muffin shop has 280 ounces of dough and 250 ounces of sugar. It requires 5 ounces of dough and 2 ounces of sugar to make sugar cookies, while 6 ounces of dough and 7 ounces of sugar to make a chocolate chip cookie. How many cookies of each type should she make to use all the dough and sugar?

The Laurenster Corporation is getting into the construction business. A list of activities and their optimistic, most likely, and pessimistic completion times are given in the following table for the next construction project. Develop a project network for this problem. Determine the expected duration and variance for each activity. Determine the
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Elisa needs money to repair her home air conditioner, so she pawns her bicycle. The pawnbroker loans Elisa $270. Nineteen days later, Elisa gets her bicycle back by paying the pawnbroker $304.20. What annual simple interest rate did the pawnbroker charge Elisa? Assume 360 days in a year. The pawnbroker charged Elisa a simple interest rate of%
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0 -1 2. Consider the function f(X)= x2 _ 2X - 24 a). Domain. b). V.A. and the behaviour of the function near the V.A. c). Describe the end behaviour and find H.A. ). sign of the function e). x intercept, y intercept and the coordinate of the vertex f). Sketch the graph and find the range
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Let 0 be an angle in quadrant II such that csco =- 4 Find the exact values of tan 0 and cos0. tan 0 = X 5 cos 0
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17. Find the length of the loan if an investment of $5109 grows to $10,776 at a rate of 9% compounded daily. Give your answer in years
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Could you help me solve these two questions with a little explanation? 1. Solve the following equation for all solutions over the interval [0, 27): 2sin(2z) 1 =0 2. Solve the following equation for all solutions over the interval [0, 360): sin(2z) = sin(z)
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Thank you! Use synthetic division and the remainder theorem to find the indicated function value. f(x) = x# + 5x + 4x - 3x - 5; f(6) f(6)
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Linear algebra, step by step answers are appreciated!:) thank you l 2 1 3 3. Let A = l l 0 4 . l 0 1 5 (a) (6 points) Find a basis S for the row space of A and a basis T for the nullspace of A. (b) (4 points) Find a matrix B whose nullspace is equal to the column space of AT. You must explain why your matrix works. 3 215 (a) (3 points) Write down
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Q2- I just need the answers if mine are wrong. Safari File Edit View History Bookmarks Window Help $ 100% [27 Sun 5:36 PM Q DE . . . coursehero.com C Course Hero Mathway | Algebra Problem Solver + Course Her Firefox At Ask Expert Tutors Subject matter experts Get 24/7 homework help Step-by-step explanations Fast answers Home Active Kindle Find the
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Negotiation of a statement The water temperature is 75 F. Statement Negation? Yes No X It is not the case that the water temperature is 75F. O O The water temperature is 85.F. O O It is not the case that the water temperature is 85F. O O The water temperature is not 75.F. O
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A farmer bought a number of pigs for $189. However, 6 of them died before he could sell the rest at a profit of 6 per pig. His total profit was $36. How many pigs did he originally buy? He originally bought______pigs.

The cost value of stock is found using the _________. A.initial markup formula B.cumulative markup formula C.maintained markup formula D.The value complement formula

Graph the exponential function f (x) = 2 x To graph the function, plot the points on the graph with x -values 2 , 1 ,0,1,and2.

Let y = [3;-2;-2] and u = [-2;1;1] (a) Find the orthogonal projection of y onto u ________ proj y = __________ __________ (b) Compute the distance d from y to the line through u and the orgin. d = ________

b. Suppose that, without warning, no more than 500 units can be distributed from the warehouse to the DCs on a given week due to a manufacturing breakdown. Hardhats sell for $12 each out of the Dallas DC and $14 from Lexington. Discuss whether the warehouse should delay shipments until both DC requirements can be satised or allocate based on need
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Prehistoric cave paintings were discovered in a cave in France. The paint contained 5 % 5% of the originalcarbon-14. Use the exponential decay model forcarbon-14, Upper A equals Upper A 0 e Superscript negative 0.000121 t A=A0 e 0.000121t, to estimate the age of the paintings. The paintings are approximately _?__ years old. (Round to the

PLEASE HELP ME!!! A lawn-mowing company is trying to grow its business. It had 30 clients when they started its business and wants to increase by 6 new clients each week. Use an arithmetic sequence to create a function to represent this real-world situation and determine the range of the function for the first four weeks of data. f(x) = 6x + 30; 0

Your friend weighs 66 kg. How many grams is this? Express your answer rounded to the nearest gram

A construction crew needs to pave a road that is204miles long. The crew paves7miles of the road each day. The length,L(in miles), that is left to be paved after(d)days is given by the followingfunction.

Please help me figure this out A company that manufactures small canoes has a fixed cost of $22,000. It costs$ 100 to produce each canoe. The selling price is$ 200 per canoe. (In solving this exercise, let x represent the number of canoes produced and sold.)

make a how-many-units-in-1-group problem for 3/5 divided by 2/3=? and explain how to solve the problem with the aid of a math drawing. Use your math drawing to explain why 3/5 divided by 2/3 is equivalent to 3/2 * 3/5 make a how-many-units-in-1-group problem for 6 divided by 3/4=? and explain how to solve the problem with the aid of a math

A baseball player hits a ball out of the park. The equation h ( t )=2( x 3) 2 +19 models the path of the ball, where h ( t ) represents the height of the ball above the ground in metres, and t represents the time in seconds. (12 marks) Construct a table of values to show the height of the baseball for each second it is in the air (0 to 7 seconds).

As we grow up, we get taller. At a certain age, we reach our full height. Suppose we wanted to look at height as a function of age from birth to 20 years of age. A graph of this function would be _____, becoming _____ over time. decreasing; less steep increasing; less steep decreasing; steeper increasing; steeper

7. Calculate for the following data set: 1; 1; 1; 2; 2; 2; 2; 3; 3; 3; 3; 3; 3; 3; 3; 4; 4; 4; 5; 5 a. the mean Enter answer rounded to the nearest hundredth (two places after decimal) abs
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Against the wind, a plane can fly 2,880 miles in 5 hours. Flying with the same wind, it only takes 4.5 hours. Determine the speed of the wind and the speed of the plane still air.

19} The Febmary utility bills (in dollars) for ten residents of a large city are listed below. Find the mode amount. 71676772767273637272 A) $72 B) $67 C) $76 D) $73
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I am unsure of the multiplicity Safari File Edit View History Bookmarks Window Help 0 22% Tue 6:31 PM Q DE . . . webwork.as.uky.edu C G WeBWork : MA109Su2-2020 : Homework_21_Section_5.3A : 11 Course Hero + WeBWork MAA Logged in as Imfr245. Log Out C MATHEMATICAL ASSOCIATION OF AMERICA MAIN MENU webwork / ma109su2-2020 / homework_21_section_5.3a /
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The one-to-one functions g and h are defined as follows. g- {(-1, 6), (1, 8), (6, 1), (8, 4)} h (x) =8x +13 Find the following. 8 (1) = 1 h ( x ) = 1 X 5 ( h ' on ) ( - 1) = 1
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Your answer is CORRECT. A campus radio station surveyed 500 students to determine the types of music they like. The survey revealed that 198 like rock, 156 like country, and 112 like jazz. Moreover, 24 like rock and country, 20 like rock and jazz, 18 like country and jazz, and 6 like all three types of music. What is the probability that a
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Is this better? I need help with question 3 and 4 3. The plutonium isotope Pu-239 is a radioactive material. The half-life of plutonium isotope Pu-239 is 24,360 years. Ten grams of plutonium is released in a nuclear accident. (8 marks) a. Determine the rule, domain and range of the function model. b. How long will it take for the 10 gram to decay
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Identify the eccentricity and directrix or the polar equation as well as the type of the cornice, Sketch the graph. r=6/3-4cos 0

2.The weights of 2 month old puppies are normally distributed with a mean of 15.2 pounds and a standard deviation of .8 pounds.Fill in and label the normal curve below and then answer the questions. a.What is the weight of the middle 68% of the puppies? b.99.7% of the puppies fall within what weight range? c.What percent of the puppies weigh more

grow at a constant rate. It's based on the number of yours serviced which call vary from teacher to teacher .. 2. (14 points) Suppose that a real estate agency makes its money by taking a percentage commission of total sales. It also has fixed costs of $15,257 per month associated with rent, staff salaries, utilities, and supplies. In the month of
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Use A = P (1+r/t) nt Find how long it takes 1,400.00 to double if it is invested at 6% compounded quarterly. It will take _________ years. (Round answer to 3 decimal places)

FIND ALL THE COMPLEX NUMBERS Z SUCH THAT Z=(6-8j) 4/3 Give answer in Cartesian form

The population of a town is growing at a rate of 9% each year. If there are 1,879 people in the town now, how many will there be in 9 years?Round your answer to the nearest whole number.

[ 3 0 1 6 1 1 -3 1 0 ] what would be the LU factorization of the matrix?

Claude took out a 1 - year loan for $1500 at 10 % interest per year .He must repay the loan plus interest in 12 equal installments.How much will each payment be ? A $125.00 B $131.25 C $137.50 D $1,650.00

Number Theory Solve the simultaneous congrences (using Chinese remainder theorem) x = 3(mod 4) x = 2(mod 7) x = 7(mod 9) Disclaimer : '=' means congruent

An AA rated corporation has issued debentures each with a face value of $1000, with a fixed-interest annual coupon of 9 per cent per annum and a maturity of 3 years. The debenture currently sells for $1080.19 a) Show that the market yield on the bond is 6%. (5 Marks) b) What is the duration for the above bond
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2. Repeated student samplu. Of all freshman at a large college, 16% made the dean's list in the current year. As part of a class project, students randomly sample 40 students and check if those students made the list. They repeat this 1,000 times and build a distribution of sample proportions. (a) What is this distribution called? (b) Would you
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find the slope and y intercepts giving in the 2 tales down below 4.) Find the slope and y-intercept of the given table. X O 2 4 14 24 34 Slope = y-intercept = Write the equation: y = 5.) Find the slope and y-intercept of the given table. Slope = y-intercept = Write the equation: y = X 2 3 7 13 19 25
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This is the question: Question 6 2 pts Let S be the set of all strings of O's and 1's, and define D:S -> Z as follows: For every s E S, D (s) = the number of 1's minus the number of O's in s. Which one of the following statements about D is true? D is 1-1 and onto. O D is not 1-1 but is onto. O D is not 1-1 and not onto. D is 1-1 but not onto
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Modify the data on the CDSpricing worksheet in the workbook bonds and cds,xIsXto compute a par spread in basis points for a 5yr CDS with notional principal /=10 million assuming that the expected recovery rate R=25%, the 3-month hazard rate is a flat 1%, and the interest rate is 5 % per annum. Submission Guideline: Give your answer in basis points
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can I please get help with question 1 and 2, I am having hard time solving them. 1. Let 2 4 A _ (7 4 ) . (a) Find an invertible matrix Q E M203), a positive real number s, and a rotation matrix R such that Q'IAQ 2 3R. (b) What is the angle of rotation of R, measured anticlockwise? 2. (a) Show that if z E (C satises 22 + x/gz + 3 = 0, then 23 =
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The time required for housekeeping to clean a hotel room for the next customer varies between 25 and 45 minutes and the follows the continuous uniform distribution. a) calculate the value of f(x) b) what are the mean and standard deviation for this distribution? c) What is the probability that the next room will require exactly 30 minutes to

Suppose there is a Maximization linear program where all the decision variables are constrained to be 0. There are p constraints of the form 5, q constraints of the form = 7 and r constraints of the form 8. (So there are p + q + r functional constraints in total). If it is to solve with the big-M method, the Simplex tableau is set up to obtain the

thank you Chasity is considering job offers from two companies. - Company A offered her a starting salary of $55,000 with a $2100 raise at the end of each year. - Company B offered her a starting salary of $55,000 and each year her salary will increase to be 1.039 times as large as her salary the previous year. Let f(t) represent Chasity's salary
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Compute the average cost of goods on July 18 th . (Round to the nearest penny) Date Description Units Unit cost Total cost July 01 Beginning inventory 500 $20 $10,000 July 18 Inventory purchased 800 $24 $19,200 July 25 Inventory purchased 700 $26 $18,200 $22.46 $22.50 $22.49 $24.22 $25.46

solve with explanation. 1. The matrix 3 -2 0 A = -1 3 -2 0 -1 3 has eigenvectors (a) Find the eigenvalue associated with each eigenvector. (b) Is A diagonalizable. Why or why not
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problem 4)Prove that every non-zero subgroup of the integers Z has finite index.

This is discrete mathematics. I don't understand these three questions at all. I'd appreciate it if you could let me know along with the pooling process. For problem 1 choose one of the following three options: (a). The network is a tree, (b). the network is not a tree, (c), the network may or may not be a tree (more information is needed).
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Find the derivative for the following 17. y=(4x-3)(2x2+3x+5) 18. y=4x2(x3+5x) 19. y= x2+3x+1x2+2x

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Write the first fifteen counting numerals for each of the bases below. a.) two (only digits 0, 1 are used in base two) b.) six (only digits 0, 1, 2, 3, 4, 5 are used in base six)

Please shows work Exercises For each of the matrices below, find a basis for the row space, a basis for the column space, a basis for the null space, the rank, and the nullity. 4.5.1. 4 -3 6 09 09 - 09 09 2 4.5.2. O OHN 0 4.5.3. DOGO ONA 8 -4 -6 4.5.4. CO NO N -4 1 -1 -5 -4 3 11 6 0 9
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The image below Given the function f(x) = 4.9x - 14, find the following. Simplify your answers. (a) The average rate of change on [-2, 2] 11.9 (b) The average rate of change on [x, x + h] 4.9 E
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From a point 50 feet in front of a church, the angles of elevation to the base of the steeple and the top of the steeple are 35 and 47 40', respectively. (a) Draw right triangles that represent the problem. Label the known and unknown quantities. (b) Use a trigonometric function to write a equation involving the unknown height of the steeple. (c)

Need help finding a equation and step to solving the solution. You need a 15% alcohol solution. On hand, you have a 105 mL of a 35% alcohol mixture. How much pure water will you need to add to obtain the desired solution? A) Write an equation using the information as it is given above that can be used to solve this problem. Usex as your variable

Answer please 15 14 13 What is the diameter of the inscribed circle? Hint: The area of a triangle with side lengths a, b, c is given by Heron's formula A = Vs(s - a)(s - b)(s - c), s =(a+b+c)/2. a. 09 b. 04 c. 05 d. 06 e. 07 f. 0 8 g. 0 10
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KEYSTONE PRODUCTS Bill Kemp is an industrial engineer in charge of production planning at Keystone Products. The company assembles three products from components purchased from outside suppliers. Production might be limited by market demand, the assembly capacity at several departments, and the availability of certain critical components. Market
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Jika diketahui fungsi penerimaan marginal adalah MR = 300 - 0.4Q, maka tentukanlah fungsi penerimaan total dan fungsi penerimaan rata-rata!

The access code for a cars security system consists of 4 digits.The first digit cannot be 0 or 1 and the last digit must be odd. How many different codes are available?

In the weighted voting system with voters v1, v2, v3, v4, and v5 v2 is pivotal 18 times v3 is pivotal 12 times v4 is pivotal 7 times v5 is pivotal 1 times What is the Shapley-Shubik index for v1? Give your answer as a decimal rounded to three decimal places.

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I need help solving this equation Use synthetic division to find the quotient and the remainder. (x^5+x^31)(x3) Q(x) = R(x) =

Please Detailed Your Answer. Thank You!!! Question 16 10 pts 16. Let A E Maxn (C) be a square matrix over the complex numbers. Assume that A" = In for some positive integer d . Prove that A is diagonalizable over the complex numbers. Edit View Insert Format Tools Table 12pt - Paragraph ~ B J U A Q ~ GOV 2 V hp
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4. Phuoc Long Coffee would like to examine how overhead costs behave 1with changes in labor hours
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A bank loaned out $24,500, part of it at the rate of 4% annual interest, and the rest at 9% annual interest. The total interest earned for both loans was $1,355.00. How much was loaned at each rate?

Use the remainder theorem to determine the remainder when dividing H(x)= 2x^3 - 8x^2 + 2x + 12 If x+1 turns out to be a factor of H(x), divide H(x) by x+1 and report the quotient below. If not, submit the remainder instead.

Determine the simple interest. Assume 360 days in a year. p= $40,952, r = 0.0375% per day, t = 60 days The simple interest is $ (Do not round until the final answer. Then round to the nearest cent as needed.) rS. lect
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The simple interest charged on a3-month loan of $6,200is $116.25. Find the simple interest rate (in percent). __________%

Need help with #2 2. The number of fruit flies in a building t days after infestation can be modeled by P(t) = 27(2)s. a) Showed that P(t) is equivalent to H(t) = 27(V2)' b) Which form, P(t) or H(t), most readily shows when the fruit fly population doubles? Give reasoning for your choice. c) When will the fruit fly population quadruple? d)
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Joe got a $45 Starbucks gift card for her birthday. Each time she visits, she spends $3.50 on her coffee. what is an equation, S(c), to represent the number of, c coffee's she can buy . I've already answered an submitted the question but I wan to know if I did it right. I'm not sure . s(c) = 45-3.50 or jQuery22406844591280520267_1606164179025?

Ayuda por favor maximizar z=200x 1 + 160x 2 sujeto a: x 1 0 x 2 0 \f
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Triangle PQR has coordinates P (2, 4), Q (-2, 4), R (0,6). Write the coordinates of the vertices of the image of a triangle after a dilation of 2.5.

please see attached Find the intercepts and graph the equation by plotting points. y= -x- +9 What are the x-intercepts? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The x-intercept(s) is/are (Type an integer or a fraction. Use a comma to separate answers as needed.) O B. There are no
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Solve the following Write a function based on the given parent function and the transformations in the given order. Parent function y = (x| 1. Shift 4.5 units to the right. 2. Shrink horizontally by a factor of - 3. Reflect across the y-axis. Select one: Oa.y = 1-5x + 4.51 O b.y = 1-
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c) 4(1 2x) = 3(3 y) 12 2(3x1)(y + 4) = 7 C) 3 marks For the following word problems write a system of equations to solve for full marks. 5. The perimeter of a rectangle is 64 cm. Twice the width is 4 cm more than the length. Find the dimensions of the rectangle
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Q1.. please provide justified and complete solution as soon as possible in good hand writing . i will give you good feedback thanks. please don't write stories give me accurate solution

An item in the store which originally cost $276 is on sale for $169. What is the percentage discount? Give your answer to two decimal places, and do not include the % sign (for example, 30.04% would be entered as 30.04).

Find the solution set for the inequation 1/((x-2)*(x-3)) -1 (you may express the answer in interval notation or set builder notation) write step by step

1 . Financial Statements . Develop an Income Statement for ZO``, Cash Flow Statement for ZOXx, and Balance Sheet as of the End of ZO`` based on the data provided below for Year COXX. All Sales are* collected when the sale is Made and all EXPENSES are paid when the Expense is incurred . Explain the LILITDOSE OF Each Financial StateITIESIt
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f) Display the correlation matrix of the variables: avgsen, polpc, density, taxpc. What conclusion can you draw? {r } my_data
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Ten characters. (4) Let V and W be inner product spaces with inner products (, .)v and (, .)w. A linear transformation T : V - W is called an isometry if T is an isomorphism and for all vectors V1, V2 EV we have (Tv1, Tv2)w = (v1, v2)v. (a) Let O E R and let Ro : R2 - R2 be the linear transformation given by rotation by the angle 0, this can be
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Use the system of equations for the problems. The values of k such that the system has a unique solution. The values of k such that the system has no solutions. \f
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must show your work for credit for the following: The sum of two numbers is 45. one number is 5 more than 3 times the other. what are both numbers?

please help me and ans the question of NUMERICAL MATHODS 1. Write down some applications of numerical methods in CSE. dy Solve dx = 1+xy , with y(0)=1 to find the value at x= 0.2 taking h=0.2 by Runge-Kutta method of 4th order. 2. Define numerical interpolation and numerical differentiation. Fit a second degree parabola for the following data: X
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i am having difficulties with these question. can i get step by step Use method of Lagrange Multipliers to solve constrained optimization problems 1.A shipping company handles rectangular boxes provided the sum of the height and the girth of the box does not exceed 96 in.( The girth is the perimeter of the smallest base of the box.) Find the

Consider this scenario: The number of people afflicted with the common cold in the winter months steadily decreased by 205 each year from 2005 until 2010, 12025 people are afflicted. Question 1 : Find the linear function that models the number of people inflicted with the common cold, C, as a function of the year, t. Question 2 : Find a reasonable

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